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- # Copyright 2011-2022 Free Software Foundation, Inc.
- # This program is free software; you can redistribute it and/or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation; either version 3 of the License, or
- # (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program. If not, see <http://www.gnu.org/licenses/>.
- load_lib dwarf.exp
- # This test can only be run on targets which support DWARF-2 and use gas.
- if {![dwarf2_support]} {
- return 0
- }
- standard_testfile main.c .S
- set executable ${testfile}
- # Create the DWARF.
- set asm_file [standard_output_file $srcfile2]
- Dwarf::assemble $asm_file {
- cu { version 3 addr_size 4 } {
- compile_unit {
- {producer "GNU C 4.4.3"}
- {language @DW_LANG_C89}
- {name 1.c}
- } {
- declare_labels int_label struct_label pointer_label variable_label
- int_label: base_type {
- {byte_size 4 sdata}
- {encoding @DW_ATE_signed}
- {name int}
- }
- struct_label: structure_type {
- {name s}
- {byte_size 4 sdata}
- } {
- member {
- {name f}
- {type :$int_label}
- {data_member_location 0 data1}
- }
- }
- subprogram {
- {MACRO_AT_func { main }}
- {type :$int_label}
- {external 1 flag}
- } {
- pointer_label: pointer_type {
- {byte_size 4 sdata}
- {type :$struct_label}
- }
- variable_label: DW_TAG_variable {
- {name v}
- {location {} DW_FORM_block1}
- {type :$struct_label}
- }
- DW_TAG_variable {
- {name p}
- {location {
- GNU_implicit_pointer $variable_label 0
- } SPECIAL_expr}
- {type :$pointer_label}
- }
- }
- }
- }
- }
- if [prepare_for_testing "failed to prepare" $executable "${asm_file} ${srcfile}" {}] {
- return -1
- }
- # DW_OP_GNU_implicit_pointer implementation requires a valid frame.
- if ![runto_main] {
- return -1
- }
- gdb_test "p p->f" " = <optimized out>"
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